:root{--bg:#fff6ef;--panel:#ffffff;--card:#ffffff;--ink:#1b120a;--muted:#6a4f3c;--brand:#ff6a3d;--brand-2:#ffb347;--line:rgba(27,18,10,.12);--shadow:0 18px 45px rgba(70,30,8,.16)}
*{box-sizing:border-box;min-width:0}
html,body{margin:0;padding:0}
body{font-family:"Microsoft YaHei","PingFang SC","Noto Sans SC",Arial,sans-serif;background:radial-gradient(1200px 600px at 10% -10%, #ffe7d6 0%, #fff6ef 60%) no-repeat,color:var(--ink);line-height:1.65}
img{max-width:100%;display:block;height:auto}
a{text-decoration:none;color:inherit}
.shell-inner{max-width:1200px;margin:0 auto;padding:0 22px}

.nav-shell{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.header.shell-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;height:74px}
.logo-box img{height:40px;width:auto}
.nav-core{display:flex;gap:12px;align-items:center}
.nav-core a{padding:8px 14px;border-radius:999px;font-weight:700;color:var(--ink)}
.nav-core a:hover,.nav-core a.active{background:rgba(255,106,61,.15);color:var(--ink)}
.nav-pill{background:var(--brand);color:#fff}
.menu-toggle{display:none;border:none;background:#fff;color:var(--ink);width:42px;height:42px;border-radius:14px;font-size:20px;border:1px solid var(--line)}

.hero-neo{padding:56px 0 24px}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:32px;align-items:center;max-width:1200px;margin:0 auto;padding:0 22px}
.hero-copy h1{font-size:38px;line-height:1.15;margin:10px 0}
.hero-copy p{color:var(--muted)}
.chip{display:inline-flex;padding:6px 12px;border-radius:999px;background:rgba(255,106,61,.15);color:var(--brand);font-weight:700}
.hero-actions{display:flex;gap:12px;margin:18px 0}
.btn{display:inline-flex;align-items:center;justify-content:center;padding:10px 18px;border-radius:12px;font-weight:700;border:1px solid var(--line);transition:transform .2s ease, box-shadow .2s ease}
.btn.primary{background:var(--brand);color:#fff;border-color:transparent;box-shadow:0 10px 30px rgba(255,106,61,.25)}
.btn.primary:hover{transform:translateY(-2px);box-shadow:0 16px 40px rgba(255,106,61,.32)}
.btn.ghost{background:#fff;color:var(--ink)}
.hero-tags{display:flex;flex-wrap:wrap;gap:8px}
.hero-tags span{background:#fff3ea;border:1px dashed rgba(255,106,61,.25);color:var(--muted);border-radius:10px;padding:6px 10px;font-size:12px}
.hero-art img{border-radius:24px;box-shadow:var(--shadow);transition:transform .6s ease}
.hero-art:hover img{transform:translateY(-6px)}
.hero-float{margin-top:12px;background:#fff0e7;color:var(--muted);border-radius:14px;padding:10px 12px;border:1px solid var(--line)}
.hero-float div{font-size:12px;color:var(--muted)}

.info-bar{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin:18px auto 12px}
.info-card{background:var(--card);border-radius:16px;padding:16px;border:1px solid var(--line);box-shadow:var(--shadow)}
.info-card strong{display:block;margin-bottom:6px}
.info-card span{color:var(--muted);font-size:13px}

.section{padding:28px 0}
.section-head h2{margin:0 0 6px;font-size:24px}
.section-head p{margin:0;color:var(--muted)}
.matrix{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.matrix article{background:var(--card);border-radius:16px;padding:16px;border:1px solid var(--line);box-shadow:var(--shadow);transition:transform .2s ease, box-shadow .2s ease}
.matrix article:hover{transform:translateY(-4px);box-shadow:0 18px 44px rgba(0,0,0,.35)}
.matrix a{color:var(--brand);font-weight:700}

.alt{background:var(--bg-alt)}
.split{display:grid;grid-template-columns:1fr 1fr;gap:28px;align-items:center}
.split-media img{border-radius:22px;box-shadow:var(--shadow)}
.split-copy ul{padding-left:18px;color:var(--muted)}

.risk-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.risk-grid div{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:14px;font-weight:700}

.coin-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:16px}
.coin{background:var(--card);border-radius:16px;padding:12px;text-align:center;border:1px solid var(--line);box-shadow:var(--shadow);transition:transform .2s ease}
.coin:hover{transform:translateY(-3px)}
.coin img{width:34px;height:34px;margin:0 auto 8px}

.faq details{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:12px 14px;margin-bottom:10px;box-shadow:var(--shadow)}
.faq summary{font-weight:700;cursor:pointer}

.footer-neo{background:#fff0e7;color:#2b1a10;margin-top:40px;border-top:1px solid var(--line)}
.footer-grid{display:grid;grid-template-columns:minmax(260px,1.3fr) repeat(3,minmax(170px,1fr));gap:20px;padding:26px 0;align-items:start}
.footer-grid a{display:block;color:#6a4f3c;margin:6px 0;font-size:13px}
.footer-brand{display:flex;gap:14px;align-items:flex-start}
.footer-brand img{height:44px;width:auto}
.footer-bottom{border-top:1px solid var(--line);padding:12px 0;color:#7a5a45;font-size:12px}

.mobile-sheet{position:fixed;top:70px;left:50%;transform:translate(-50%,-10px);width:min(92vw,360px);background:#fff;border-radius:18px;box-shadow:var(--shadow);padding:14px;opacity:0;pointer-events:none;transition:.2s;z-index:90;display:none;max-height:70vh;overflow:auto}
.sheet-head{display:flex;align-items:center;justify-content:space-between;font-weight:700;margin-bottom:10px}
.sheet-close{border:none;background:#ffe9da;color:#1b120a;border-radius:10px;width:34px;height:34px;font-size:18px}
.sheet-grid{display:grid;grid-template-columns:1fr;gap:8px}
.sheet-grid a{padding:12px 14px;border-radius:12px;background:#fff3ea;border:1px solid var(--line);text-align:left;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.sheet-actions{display:grid;gap:8px;margin-top:10px}
.backdrop{position:fixed;inset:0;background:rgba(20,10,5,.28);opacity:0;pointer-events:none;transition:.2s;z-index:80;display:none}
.menu-open .mobile-sheet{opacity:1;transform:translate(-50%,0);pointer-events:auto}
.menu-open .backdrop{opacity:1;pointer-events:auto}
.menu-open{overflow:hidden}

.inner .page-hero{padding:36px 0;background:var(--bg-alt);border-bottom:1px solid var(--line)}
.lead-note{margin-top:6px;color:var(--muted);font-size:14px}
.content-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.content-grid div{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:14px;box-shadow:var(--shadow)}

[data-animate]{opacity:0;transform:translateY(16px);transition:all .7s ease}
[data-animate].show{opacity:1;transform:translateY(0)}

@media (max-width:1024px){
  .hero-grid,.split{grid-template-columns:1fr}
  .matrix{grid-template-columns:repeat(2,1fr)}
  .coin-grid{grid-template-columns:repeat(4,1fr)}
  .risk-grid{grid-template-columns:repeat(2,1fr)}
  .info-bar{grid-template-columns:1fr 1fr}
}
@media (max-width:900px){
  .nav-core{display:none}
  .menu-toggle{display:inline-flex;align-items:center;justify-content:center}
  .mobile-sheet,.backdrop{display:block}
}
@media (max-width:640px){
  .shell-inner{padding:0 16px}
  .hero-copy h1{font-size:26px}
  .hero-actions{flex-direction:column}
  .hero-tags{gap:6px}
  .info-bar{grid-template-columns:1fr}
  .matrix{grid-template-columns:1fr}
  .coin-grid{grid-template-columns:repeat(2,1fr)}
  .risk-grid{grid-template-columns:1fr}
  .content-grid{grid-template-columns:1fr}
}
@media (max-width:420px){
  .shell-inner{padding:0 12px}
  .logo-box img{height:34px}
  .menu-toggle{width:44px;height:44px;border-radius:14px}
  .mobile-sheet{width:92vw}
}

/* ===== Home X (new layout) ===== */
.home-x .hero-split{padding:56px 0 28px}
.hero-split-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:28px;align-items:center}
.chip-alt{display:inline-flex;padding:6px 12px;border-radius:999px;background:rgba(79,123,255,.18);color:#cfe0ff;font-weight:700}
.hero-left h1{font-size:36px;line-height:1.18;margin:12px 0}
.hero-left p{color:var(--muted)}
.pill-row{display:flex;flex-wrap:wrap;gap:8px}
.pill-row span{background:#0f1a32;border:1px solid rgba(255,255,255,.12);color:#b6c6e4;border-radius:10px;padding:6px 10px;font-size:12px}
.hero-right{display:grid;gap:14px}
.hero-banner{background:var(--card);border:1px solid var(--line);border-radius:22px;overflow:hidden;box-shadow:var(--shadow)}
.hero-banner img{width:100%;height:100%;object-fit:cover}
.hero-stack{display:grid;gap:12px}
.hero-stack article{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:14px;box-shadow:var(--shadow)}
.hero-stack h3{margin:0 0 6px;font-size:16px}
.hero-stack p{margin:0;color:var(--muted);font-size:13px;line-height:1.6}

.lane-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:10px}
.lane{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:16px;box-shadow:var(--shadow)}
.lane h3{margin:0 0 6px}
.lane p{margin:0 0 10px;color:var(--muted);font-size:13px}
.lane a{color:#bcd0ff;font-weight:700}

.version-tiles{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.tile{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:16px;box-shadow:var(--shadow);transition:transform .2s ease, box-shadow .2s ease}
.tile:hover{transform:translateY(-4px);box-shadow:0 18px 44px rgba(0,0,0,.35)}
.tile strong{display:block;margin-bottom:6px}
.tile p{margin:0 0 10px;color:var(--muted);font-size:13px;line-height:1.6}
.tile a{color:#bcd0ff;font-weight:700}

.map-grid{display:grid;grid-template-columns:1fr 1fr;gap:26px;align-items:center}
.map-media img{border-radius:22px;box-shadow:var(--shadow)}
.check-list{margin:12px 0 0;padding-left:18px;color:var(--muted)}
.check-list li{margin-bottom:6px}

.faq-slim{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.faq-slim article{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:14px;box-shadow:var(--shadow)}
.faq-slim strong{display:block;margin-bottom:6px}
.faq-slim p{margin:0;color:var(--muted);font-size:13px;line-height:1.6}

@media (max-width:1024px){
  .hero-split-grid,.map-grid{grid-template-columns:1fr}
  .lane-grid{grid-template-columns:1fr}
  .version-tiles{grid-template-columns:repeat(2,1fr)}
  .faq-slim{grid-template-columns:1fr}
}
@media (max-width:640px){
  .hero-left h1{font-size:26px}
  .version-tiles{grid-template-columns:1fr}
}